Tyrone Shoelaces runs the first 1000 meters of a race in 250 seconds. What is his speed?

If vx = 7.00 units and vy = -7.60 units, determine the magnitude of v⃗ . determine the direction of v⃗ .

Science and technology are interdependent. advances in one lead to advances in the other. give an example of this phenomenon.

Engineers find a new metal that is stronger than steel but much lighter. this material is also significantly cheaper than what is currently used for most aircraft, available in large quantities, and easy to manufacture. the engineers are excited because this new material will lower the costs of buying and operating airplanes for companies. what is probably the best step for the engineers to make next?